TY - JOUR T1 - Extract of a Letter from Mr. George Witchell, F. R. S. and Master of the Royal Academy at Portsmouth, to Charles Morton, M. D. Sec. R. S. Inclosing Some Account of a Solar Eclipse Observed at George's Island, by Captain Wallis; And Several Astronomical Observations Made at Portsmouth JF - Philosophical Transactions (1683-1775) VL - 62 SP - 33 EP - 41 PY - 1772/01/01/ UR - http://dx.doi.org/10.1098/rstl.1772.0005 M3 - doi:10.1098/rstl.1772.0005 AU - Witchell, G. AU - Wallis, C. ER -